What was found
TOP FLANGE AT FRAME 520 HAS .5 INCH CRACK ABOVE STR 26R. STOP DRILLED CRACK PER SRM 51-10-1. FABRICATED AND INSTALLED REPAIR PER SRM 51-10-6. HEAT TREAT PER BAC 5602.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
TOP FLANGE AT FRAME 520 HAS .5 INCH CRACK ABOVE STR 26R. STOP DRILLED CRACK PER SRM 51-10-1. FABRICATED AND INSTALLED REPAIR PER SRM 51-10-6. HEAT TREAT PER BAC 5602.